Port 465 (SMTPS)

HoneyLabs honeypots recorded 838 probes against destination port 465 (SMTPS) from 185 distinct source IP addresses in the last 7 days.

First observed 2026-08-09 02:54:21, most recently 2026-08-16 02:13:34 (UTC).

Most active source addresses

Source IPProbesNetworkCountry
169.58.152.7290Contabo GmbHFR
169.58.152.7790Contabo GmbHFR
169.58.152.8590Contabo GmbHFR
3.129.187.3846Amazon.com, Inc.US
18.218.118.20339Amazon.com, Inc.US
3.131.220.12132Amazon.com, Inc.US
169.58.152.8130Contabo GmbHFR
192.159.99.234281337 Services GmbHUS

Networks it comes from

ASNOrganisationProbesSource IPs
AS51167Contabo GmbH3004
AS16509Amazon.com, Inc.1676
AS2105581337 Services GmbH545
AS8075Microsoft Corporation4945
AS396982Google LLC4128
AS135377UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED335

Where it comes from

CountryProbes
United States435
France322
China14
Germany12
Portugal9
Thailand8

Client strings seen on this port

User agentProbes
visionheight.com/scan Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) Chrome/126.0.0.0 Safari/537.36122
beyondmemory-research (+https://beyondmemory.io/opt-out)33
Hello from Palo Alto Networks, find out more about our scans in https://docs-cortex.paloaltonetworks.com/r/1/Cortex-Xpanse/Scanning-activity25
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/142.0.0.0 Safari/537.3614
Mozilla/5.0 (compatible; GenomeCrawlerd/1.0; +https://www.nokia.com/genomecrawler)13

Port report

Port report

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